| Montabaur to Marghita | 691.36 mi (1,112.63 km) |
| Montabaur to Marginea | 831.85 mi (1,338.74 km) |
| Montabaur to Matca | 958.84 mi (1,543.11 km) |
| Montabaur to Medgidia | 1,043.46 mi (1,679.29 km) |
| Montabaur to Media | 813.16 mi (1,308.65 km) |
| Montabaur to Miercurea-Ciuc | 868.85 mi (1,398.28 km) |
| Montabaur to Mioveni | 878.65 mi (1,414.05 km) |
| Montabaur to Mizil | 940.03 mi (1,512.83 km) |
| Montabaur to Moinesti | 896.09 mi (1,442.12 km) |
| Montabaur to Moisei | 779.01 mi (1,253.70 km) |
| Montabaur to Moldova Noua | 754.65 mi (1,214.49 km) |
| Montabaur to Moreni | 907.22 mi (1,460.03 km) |
| Montabaur to Motru | 803.48 mi (1,293.08 km) |
| Montabaur to Murfatlar | 1,052.43 mi (1,693.72 km) |
| Montabaur to Nasaud | 782.69 mi (1,259.62 km) |
